Only you know what reduces stress within yourself and expending the effort required to find personal stress reducers is worthwhile before an incident occurs. You can take the following preventive steps in your everyday life:

Personal Stress Reducers:

Get enough sleep

Exercise regularly

Eat a balanced diet

Balance work, play, and rest

Allow yourself to receive as well as give; you should remember that your identity is broader than that of a helper

Connect with others

Use spiritual resources